Question

4. Find the HCF of the following.
(i) 60, 84, 108 and 132​

Answer 1

12

Prime factorization

60 = 2×2×3×5

84 = 2×2×3×7

108= 2×2×3×3×3

132 = 2×2×3×11

common are, 2×2×3.= 12

so, 12 is the HCF .